baber/WOPTO huggingface dataset:
Patent JP-2002005540-A (JP)
Title: Heat pump
Inventor: YANO YUKIHIRO
IPC: F25B30/06
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To effectively utilize beat possessed by a specific heat collection heat source fluid for production of purposed warm heat. SOLUTION: A heat pump is switchable between a main heat collection operation. Both of first and second vaporizers 1, 2 connected to a common compressor 4 are forced for corresponding collected heat source fluids W, A to achieve heat absorption action and an auxiliary heat collection operation. The second vaporizer 2 is forced for the corresponding heat collection heat source fluid A to absorb heat in the condition where refrigerant passage in the first vaporizer 1 is interrupted.  In the heat pump, there is provided control means 8 where the main heat collection operation of first time T1 and the auxiliary heat collection operation of second time T2 obtained by subtracting the first time T2 from set cycle time Ts are alternately repeated, and where a time ratio T1/T2 of the first time T1 and the second time T2 is altered in response to heat absorption conditions in the first vaporizer 1.
Patent JP-2002008969-A (JP)
Title: Liquid treatment apparatus and method therefor
Inventor: SHIRAKAWA HIDEKAZU
IPC: B05B1/14
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To perform development processing with high uniformity by making a supply quantity of a developer uniform, when a treatment liquid such as the developer is supplied to a substrate being held nearly horizontal. SOLUTION: The developer is supplied onto a wafer W (substrate) which is held to be nearly horizontal in a spin chuck, through a supply nozzle 3 having discharge holes 33 formed along an effective region of the wafer W. The supply nozzle 3 comprises a rotary shaft 41, installed nearly horizontally inside the nozzle 3; a plurality of blades 42, which are formed on the rotary shaft 41 nearly orthogonal with the discharge holes 33 so as to correspond to the discharge holes 33 and which is rotated about the nearly horizontal shaft; projecting parts 43, each being provided on part of the periphery of each blade 42 and having the outer surface larger than the discharge hole 33; and a rotating mechanism 47 for making the rotary shaft 41 rotate.  When the blades 42 are rotated, the discharge holes 33 are blocked by the outer surfaces of the blades 42, and thereby the developer is supplied onto the wafer W in drops, with the discharge holes 33 which are opened and closed.
Patent JP-2002002846-A (JP)
Title: Platelike object storage tool
Inventor: HIRATA CHIYOMARO
IPC: B65D85/86
Filed: 2000-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a platelike object storage tool wherein an open part is reduced, protection against contamination and external force is made to be complete, limitation in directionality of stacking is eliminated, a volume reduc tion ratio of the storage tool when empty is improved, handling and management during transportation and storage is facilitated, and insertion/removal of the platelike object from the storage tool can be facilitated. SOLUTION: The platelike object storage tool includes a pair of holding groove members 3 which are oppositely fitted into upper and lower support members 1 and 2 for holding the platelike object 5 on both widthwise sides and having, on opposite surfaces, a plurality of grooves 3a for holding a plurality of the objects 5 side by side in a straight standing state, and a pair of shielding members 4 to be placed between the upper and lower support members 1 and 2 for covering open parts on both sides in a thickness direction of the plurality of the platelike objects 5 which are held side by side in a straight standing state by the pair of holding groove members 3.
Patent JP-2002006012-A (JP)
Title: Method and device for inspecting battery
Inventor: MATSUO AKIHIKO
IPC: G01R31/36
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To solve the problem related to assuring quality and reliability for a battery wherein, due to a material constituting the battery, entrance of foreign substance during manufacture, precision in finishing during manufacture and the like, performance degrades related to the foreign substance after electrolyte injection. SOLUTION: An inspection device for a battery comprises a battery, a signal generating part 1 for applying an alternate waveform between electrodes of the battery 2, a first measuring means 5 for measuring the alternate waveform of the signal generating part 1, and a second measuring means 6 for measuring the alternate waveform applied between the electrodes of the battery 2 with DC component cut filters 3 and 4 in between. Here, a battery 2 where a measurement value by the second measuring means 6 provides a power loss equal to a specified value or above against a measurement value by the first measuring means 5 is judged to be a defective product, providing a high quality battery.
Patent JP-2002002600-A (JP)
Title: Thermal warp reducing structure
Inventor: NAKATSUGAWA HIDEAKI
IPC: B64G1/66
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a thermal warp reducing structure ensuring the accuracy of alignment under changeable temperature conditions, and enabling using material having lighter weight and excellent productivity by enabling fitting of components having a large difference in a thermal expansion rate without any restriction about material selection, even under severe conditions for thermal warp. SOLUTION: This thermal warp reducing structure is used when a mounted member 1 having higher thermal expansion rate than the mounting member 2 is fitted with the mounting member 2. The thermal warp reducing structure comprises two long holes 1a, 1b bored on the mounted member 1, and two pins 3, 4 fixed on the mounting member 2 and respectively fitted with the two long holes 1a, 1b. The pin 4 of the two has a higher thermal expansion rate than the mounted member, and the other pin 3 has a lower thermal expansion rate than the mounted member 2. Preferably, the two long holes 1a, 1b are provided so as to extend in a direction of a line connecting the two pins 3, 4.
Patent JP-2002012790-A (JP)
Title: Phthalocyanine mixed crystal and electrophotographic photoconductor
Inventor: TAKAI TOMOKO
IPC: G03G5/06
Filed: 2000-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a phthalocyanine mixed crystal having high photosensitivi ty, and an electrophotographic photoconductor containing it and excellent in electrophotographic characteristics. SOLUTION: The phthalocyanine mixed crystal is composed of at least three types of phthalocyanine compounds having different central substances with one another, and the electrophotographic photoconductor has an electro- conductive substrate and a photosensitive layer provided thereon, the photosensitive layer containing this mixed crystal.
Patent JP-2002021844-A (JP)
Title: Fluid bearing device
Inventor: TANAKA KATSUHIKO
IPC: F16C17/10
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a fluid bearing device having the high longtime reliability capable of preventing scattering of a lubricating agent due to centrifugal force and dry-up of the lubricating agent over the longtime use. SOLUTION: A spindle motor is formed with a radial fluid bearing R by providing a dynamic pressure generating groove 17 provided with a shaft 13 having a thrust plate 15 at one end thereof and a sleeve 12, in which the shaft 13 is rotatably inserted, and providing plural nearly V-shape grooves 17a in at least two parts of the outer peripheral surface of the shaft 13 and the inner peripheral surface of the sleeve 12 opposite to the outer peripheral surface of the shaft 13, and formed with a thrust fluid bearing S between both flat surfaces 15s and 15s of the thrust plate 15 and the sleeve 12 and a counter plate 16 opposite to both the flat surfaces.  In this spindle motor, a pattern of an outdoor air side dynamic pressure generating groove of two dynamic pressure generating grooves 17 is formed asymmetry in the axial direction, and a width Bo from a bending part P to an outdoor air side end Eo among a width in the axial direction of the nearly V-shape groove 7a is formed larger than a width Bi from the bending part P to an opposite side and Ei.
Patent JP-2002023462-A (JP)
Title: Conductive member
Inventor: ISHII YUKIHIRO
IPC: C08K3/04
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To provide a conductive member, meaning an electzifying member of a transfer member in an electrophotographic type image forming device, capable of being easily manufactured, preventing resistance change caused by energizing, improving the uniformity of electric resistance, restraining electric field dependency to be low, reducing the resistance change caused by environment and performing uniform electrification or transfer. SOLUTION: The electrifying member is equipped with a conductive elastic body performing electrification or transfer by the feed of a bias current, and a feed supporting body feeding power to the conductive elastic body and supporting the conductive elastic body. The conductive elastic body is the conductive member constituted by incorporating carbon black being <=pH 5.
Patent JP-2002021115-A (JP)
Title: Excavator
Inventor: KOIZUMI YUKIO
IPC: E02F3/39
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To easily set a hose guide sheave around which an oil hose is hooked in an arm having a small empty space. SOLUTION: The hose guide sheaves 23, 24 around which the oil hoses 21, 22 are hooked are installed on both side shaft parts 29, 30 of a trunnion pin 27 to install a cylinder tube 13a of a telescopic cylinder on an arm body 11 in a state using them as sheave shafts in common.
Patent JP-2002022209-A (JP)
Title: Outdoor machine of air-conditioner
Inventor: KOGURE MASAYOSHI
IPC: F24F5/00
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide the outdoor machine of an air-conditioner to reduce the number of parts by forming a waterproof cover integrally with other part and reducing a cost. SOLUTION: The interior of a body 1 is partitioned into a heat exchange chamber 4 and a machine room 5 by a partition plate 3 erected from a base 2 and an outdoor heat exchanger 6 and an outdoor blower 8 fixed at a motor mounting stand 7 erected from the base are situated in the heat exchange chamber. A compressor 9 is situated at the lower part of the machine room and an electric accessory box 11 containing an operation control device, such as compressor, is situated at the upper part thereof. The electric accessory box is provided with an air supply port 11a to input outside air and an air discharge port 11b which is formed fronting on the heat exchange chamber and through which air in the electric accessory box is sucked and discharged by the outside blower. The waterproof cover 12 to prevent entrance of rainwater agitated by the blower is situated at the air discharge port.  In the so formed outdoor machine of the air-conditioner, since the waterproof cover is formed integrally with the motor mounting stand, the number of parts can be reduced and a cost can be decreased.
Patent JP-2002018269-A (JP)
Title: Powder quantitative supply apparatus
Inventor: SATO TAKEMASA
IPC: G01F11/26
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized powder quantitative supply apparatus for stably weighing a small amount of powder. SOLUTION: In the powder quantitative supply apparatus, a powder supply container is connected to one end of a powder supply pipe comprising a hollow pipe body, and a weighing device having a weighing volume space formed by boring a small volume space in the surface of a freely axially rotatable rod-shaped body is connected to the other end thereof and a vibration generator is mounted on the pipe side part of the powder supply pipe to take out a constant amount of the powder.
Patent JP-2002018224-A (JP)
Title: Filter and filter body, and method for preparing them
Inventor: OKUJIMA YOSHIKATSU
IPC: B01D46/52
Filed: 2000-07-06
Abstract: PROBLEM TO BE SOLVED: To simplify operation for preparing a filter. SOLUTION: A filter body 30 consisting of a corrugated filter medium formed by folding a filter medium sheet and a filter frame integrally molded of a resin with the above filter body 30 are provided. In this case, as the filter body 30 and the filter frame are integrally formed of the resin, it is unnecessary not only that the filter body 30 is combined into the filter frame and a filling material is filled between the filter frame and the filter body 30 but also that a flow adjusting plate is fitted on the filter body with a screw, or the like. Therefore, it is possible to simplify the operation for preparing the filter.
Patent JP-2002025560-A (JP)
Title: Fuel cell
Inventor: UCHIDA MAKOTO
IPC: H01M8/10
Filed: 2000-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a solid high-polymer-molecule fuel cell, a liquid fuel cell, and an electrode demonstrating higher performance characteristics by increasing the reaction area inside an electrode by contacting sufficiently and uniformly a high polymer electrolyte with a catalyst. SOLUTION: The solid high-polymer-molecule fuel cell, liquid fuel cell, and electrode demonstrate higher performance characteristics by controlling the diameters of particles of the polymer electrolyte with optimizing a molecular weight of polymer electrolyte and the degree of polymerization, by contacting sufficiently and uniformly the high polymer electrolyte with the catalyst with harmonizing them with fine pores of agglomerate formed of carbon particles and fine pore sizes of primary particles of carbon and by increasing the reaction area inside the electrode.
Patent JP-2002024702-A (JP)
Title: System and method for information rating, and computer- readable recording medium having information rating program recorded therein
Inventor: TAKECHI MINEKI
IPC: G06F17/30
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To rate the information resources on the Internet by the truthfulness and reliability of the information provided by the resources. SOLUTION: This information rating system 10 investigates and analyzes the pages of the sites in all over the world on the Internet requested for investigation from a user 80 through an information investigation system 20, and rates the pages by an information rating determination system 30 so that the truth and reliability of the information can be estimated. The rating assuring data according to the rating is fed to the user 80 as the requesting person for investigation through an information trading system 40, and imposes a surety commission as the compensation to the user. Also, the information trading system 40 pays a compensation according to the information to a person who presents a useful information for rating the pages. In addition, the an information disclosing system 50 discloses the information on the pages accumulated in a data base 60 to the public on the Internet 70.
Patent JP-2001230156-A (JP)
Title: Laminated solid electrolytic capacitor
Inventor: NITO HIROSHI
IPC: H01G9/032
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a laminated solid electrolytic capacitor which has a small size, large capacitance, and a superior performance and can be manufactured at a high yield. SOLUTION: This laminated solid electrolytic capacitor is constituted by laminating a plurality of single-plate capacitor elements upon another in a state of parallel lamination, counter lamination, or dense lamination. Consequently, manufacturing of this capacitor becomes easier. It is preferable to form the single-plate capacitor elements in sartorial shapes.
Patent JP-2001084617-A (JP)
Title: Optical pickup
Inventor: SUGAWARA MASAYOSHI
IPC: G11B7/09
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide an optical pickup capable of easily, speedily and accurately positioning a suspension wire. SOLUTION: The optical pickup has a pickup base, an actuator base, a damper base and an actuator composed of a fixed part and a movable part. The fixed part is composed of a yoke and a permanent magnet connected to the yoke. The movable part is composed of an objective lens, a lens holder for holding the objective lens, a tracking coil and a focusing coil installed on the lens holder. The movable part is supported through four suspension wires to the damper base so as to displace. The lens holder is provided with a first wire fixing part 12 formed with a square-formed hole part 13 for inserting one end side of the suspension wire and the damper base is provided with a second wire fixing part formed with the square-formed hole part for inserting the other end side of the suspension wire.
Patent JP-2002023919-A (JP)
Title: Posture detection device and operation input device
Inventor: MORI TAKUMI
IPC: G06F3/02
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a posture detection device capable of accurately correcting an error of a detection output in posture detection. SOLUTION: The posture detection device for detecting the posture of a fitted object has a posture detection means (one-axis angular velocity sensor 7Ma) capable of detecting posture around axis turned to a prescribed direction, a 1st detection means (one-axis acceleration sensor 7Mb) capable of detecting the acceleration of the 1st direction different from the prescribed direction, a 2nd detection means (one-axis acceleration sensor 7Mc) capable of detecting the acceleration of the 2nd direction different from the prescribed direction and the 1st direction, and a correction means (CPU) for correcting an output from the posture detection means by using outputs from the 1st and 2nd detection means.
Patent JP-2002027280-A (JP)
Title: Vertical deflector
Inventor: HAIZUKA SHINICHI
IPC: H04N3/237
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To enhance the correction efficiency of vertical pin-cushion distortion. SOLUTION: The vertical deflector 2 comprising an asymmetric longitudinal convergence corrector employs first and second shunt coils and first and second capacitors in place of a conventional resistor. Consequently, correction efficiency of vertical pin-cushion distortion can be enhanced without having any effect on asymmetric longitudinal misconvergence correction even when the horizontal deflection period, i.e., the frequency of parabolic vertical pin-cushion distortion correction current, is high.
Patent JP-2001060572-A (JP)
Title: Closed loop control for polishing wafer by chemical- mechanical polisher
Inventor: ZUNIGA STEVEN M
IPC: B24B37/013
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To allow chemical-mechanical polishing(CMP) process to be controlled to obtain a desired planarity, i.e, the topography of a wafer surface. SOLUTION: This wafer polishing technique includes a closed loop control, and a carrier head 100, having at least chamber for controlling a downward force applied onto a wafer, can hold a wafer. Measured values on the wafer thickness con be obtained during polishing to compute the thickness profile for the wafer, based on the measured valueson the wafer thickness. The computed thickness profile is compared with a target thickness profile 170, the pressure in at least a chamber among carrier head cambers is adjusted, based on the comparison result, and the pressure in the carrier head chamber can be adjusted to control the downward force which is applied to the wafer during polishing and/or the load area size on the wafer being subjected to the downward force.
Patent JP-2002026089-A (JP)
Title: Prober having laser cleaner, and cleaning method of probe card
Inventor: TAKAGI HIROYUKI
IPC: H01L21/66
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a prober having a laser cleaner which can clean well the measuring needles of a probe card without reducing the availability factor of the prober. SOLUTION: When on the side of a prober main body 20 the stickings of foreign matters on measuring needles 14 of a probe card 10 for measuring the electric characteristic of an IC wafer 18 or the possibilities of the stickings are generated, the spent probe card 10 is so recovered from the probe main body 20 by a card changer 44 as to move it to a laser cleaner 22. At the same time, a cleaned probe card 10 is so taken out from a stocker for storing therein the cleaned probe card 10 as to mount it on the prober main body 20. The foreign matters stuck on the measuring needles 14 of the spent probe card 10 moved to the laser cleaner 22 are so burned and removed by the projection of a laser beam thereon in a substantially closed space as to store the cleaned probe card 10 in the stocker.
Patent JP-2001060570-A (JP)
Title: System for etching both sides of semiconductor substrate
Inventor: RAIZOHON RUO
IPC: H01L21/3065
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To attain high selectivity, little damages by ions, satisfactory etching rate (e.g. 200-1,000 Å per min) and a satisfactory uniformity in a both-side simultaneous etching process. SOLUTION: Reactive seeds are generated and are made to flow to a substrate 224 for treatment. A diverter 228 is positioned between a generating chamber 202 and the substrate 224. A part of the reactive seeds flows through the diverter 228 for processing the front side of the substrate 224, other part of the reactive seeds is turned to the back side around the substrate 224 for treatment, and a flow restriction 230 is disposed between the substrate 224 and an exhaust system 206, thereby increasing the residence time of the reactive seeds adjacent to the back side.
Patent JP-2002027841-A (JP)
Title: Sheet fixing material suitable for multi-layer covering
Inventor: OKI HIROYUKI
IPC: A01G9/14
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a sheet fixing material improved to be suitable for the multi-layer covering of three sheets with three fixing wires. SOLUTION: The cross-section of a sheet-fixing groove has curved inner faces on the round corners of both ends of the groove bottom and the curved face has a radius equal to about 1/2 of the outer diameter of a fixing wire. The inner face of the groove side wall continuing to the round corner has a curved form gradually dangling slightly inward from the bottom upward based on a circular arch having a center at the inner face of a corner of the groove bottom wall and a radius equal to the length from the corner to the other corner. A round edge is formed on the outer side of the upper end of the groove side wall having a radius equal to the radius of conventional wire. The width of the groove bottom wall including the outer diameter of the round corners and the outer shape of the groove are formed to have a size and a shape enabling the use of conventional connection tool.
Patent JP-2002033407-A (JP)
Title: Package for optical semiconductor element
Inventor: KOBAYASHI YOJI
IPC: H01L23/10
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the joining strength between the light- transmissive plate material and metal frame of a package for optical semiconductor element storage is weak and the airtight reliability is low. SOLUTION: This is the package for optical semiconductor element composed of an insulating base 1 having a recessed part for mounting an optical semiconductor element 9 at a nearly center part, and the metal frame 4 which is joined with the top surface of the insulating base 1 and having the light-transmissive plate material 6 joined with an opening 11 with an epoxy-resin based adhesive 7. An SiO2 layer 5 of 2 to 25 nm in mathematical mean roughness Ra measured by an atomic force microscope is provided on the top surface of the metal frame 4 where the light-transmissive plate material 6 is joined.  Excellent joining strength is obtained by hydrogen connection between the SiO2 layer 5 and epoxy- resin based adhesive 7 and the unevenness of the surface of the SiO2 layer 5 excellently operate to obtain good anchoring effect, so that the joining strength between the metal frame 4 and light-transmissive plate material 6 is made stronger.